Which of the following helped spread ideas during the Renaissance?

Responses
A the teaching of Latin across countriesthe teaching of Latin across countries
B the start of universal education by King Louis XIVthe start of universal education by King Louis XIV
C the invention of the printing press by Johann Gutenbergthe invention of the printing press by Johann Gutenberg
D the interest in traditional values of the Catholic Church

the interest in traditional values of the Catholic Church

C the invention of the printing press by Johann Gutenberg